stokes_contraction_bubble_old.cc
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#include "rheolef.h"
using namespace rheolef;
using namespace std;
#include "contraction.h"
int main(int argc, char**argv) {
environment rheolef (argc, argv);
geo omega (argv[1]);
space X1h = contraction::velocity_space (omega, "P1");
space Bh (omega, "bubble", "vector");
space Xh = X1h * Bh;
space Qh (omega, "P1");
trial u1 (X1h), ub (Bh), p (Qh);
test v1 (X1h), vb (Bh), q (Qh);
form a1 = integrate (2*ddot(D(u1),D(v1)));
form ab = integrate (2*ddot(D(ub),D(vb)));
form b1 = integrate (-div(u1)*q);
form bb = integrate (-div(ub)*q);
form a = {{a1, 0},
{ 0, ab}};
form b = {b1, bb};
a.set_uu().set_symmetry(true);
field uh (Xh, 0), ph (Qh, 0);
uh[0] = contraction::velocity_field (X1h);
problem_mixed stokes (a, b);
stokes.solve (field(Xh,0), field(Qh,0), uh, ph);
dout << catchmark("inv_lambda") << 0 << endl
<< catchmark("u") << uh[0]
<< catchmark("ub") << uh[1]
<< catchmark("p") << ph;
}
field
see the field page for the full documentation
form
see the form page for the full documentation
geo
see the geo page for the full documentation
problem_mixed
see the problem_mixed page for the full documentation
rheolef::catchmark
see the catchmark page for the full documentation
Definition: catchmark.h:67
rheolef::environment
see the environment page for the full documentation
Definition: environment.h:115
rheolef::std
Definition: vec_expr_v2.h:402
rheolef::dout
odiststream dout(cout)
see the diststream page for the full documentation
Definition: diststream.h:430
rheolef::field
field_basic< Float > field
see the field page for the full documentation
Definition: field.h:419
space
see the space page for the full documentation
test
see the test page for the full documentation
trial
see the test page for the full documentation
contraction.h
The contraction geometry: boundary conditions.
mkgeo_ball.ab
tuple ab
Definition: mkgeo_ball.sh:175
mkgeo_ball.b
int b
Definition: mkgeo_ball.sh:152
rheolef
This file is part of Rheolef.
Definition: compiler_eigen.h:37
rheolef::integrate
std::enable_if< details::is_field_expr_v2_nonlinear_arg< Expr >::value &&! is_undeterminated< Result >::value, Result >::type integrate(const geo_basic< T, M > &omega, const Expr &expr, const integrate_option &iopt, Result dummy=Result())
see the integrate page for the full documentation
Definition: integrate.h:202
rheolef::ddot
T ddot(const tensor_basic< T > &a, const tensor_basic< T > &b)
ddot(x,y): see the expression page for the full documentation
Definition: tensor.cc:278
rheolef::D
std::enable_if< details::is_field_convertible< Expr >::value,details::field_expr_v2_nonlinear_terminal_field< typename Expr::scalar_type,typename Expr::memory_type,details::differentiate_option::gradient >>::type D(const Expr &expr)
D(uh): see the expression page for the full documentation.
Definition: field_expr_terminal.h:969
rheolef::div
std::enable_if< details::is_field_convertible< Expr >::value,details::field_expr_v2_nonlinear_terminal_field< typename Expr::scalar_type,typename Expr::memory_type,details::differentiate_option::divergence >>::type div(const Expr &expr)
div(uh): see the expression page for the full documentation
Definition: field_expr_terminal.h:1031
rheolef.h
rheolef - reference manual
main
int main(int argc, char **argv)
Definition: stokes_contraction_bubble_old.cc:25
a
Definition: diffusion_isotropic.h:25
contraction::velocity_space
static space velocity_space(geo omega, string approx)
Definition: contraction.h:41
contraction::velocity_field
static field velocity_field(space Xh)
Definition: contraction.h:49
p
Definition: sphere.icc:25